28278696

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 73728000

約数和(自身を除く): 45449304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 191, 199, 248, 372, 382, 398, 573, 597, 744, 764, 796, 1146, 1194, 1528, 1592, 2292, 2388, 4584, 4776, 5921, 6169, 11842, 12338, 17763, 18507, 23684, 24676, 35526, 37014, 38009, 47368, 49352, 71052, 74028, 76018, 114027, 142104, 148056, 152036, 228054, 304072, 456108, 912216, 1178279, 2356558, 3534837, 4713116, 7069674, 9426232, 14139348, 28278696]

約数ペア:

[(1, 28278696), (2, 14139348), (3, 9426232), (4, 7069674), (6, 4713116), (8, 3534837), (12, 2356558), (24, 1178279), (31, 912216), (62, 456108), (93, 304072), (124, 228054), (186, 152036), (191, 148056), (199, 142104), (248, 114027), (372, 76018), (382, 74028), (398, 71052), (573, 49352), (597, 47368), (744, 38009), (764, 37014), (796, 35526), (1146, 24676), (1194, 23684), (1528, 18507), (1592, 17763), (2292, 12338), (2388, 11842), (4584, 6169), (4776, 5921)]